LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – MEDICAL LAB. TECHNOLOGY
FOURTH SEMESTER – APRIL 2012
ML 4809 – NON-INVASIVE TECHNIQUES
Date : 16-04-2012 Dept. No. Max. : 100 Marks
Time : 1:00 – 4:00
SECTION –A
Answer ALL questions: 10×2=20 marks
- Differentiate transducer from sensor.
- Define ultrasound.
- What is the need for breast compression in mammography?
- How will you report the normal value in visual acuity test?
- Comment on the normal circulatory filling in florescein angiography.
- List down the source of biomedical signals in human body.
- What are the basic densities on an x ray film?
- Define infective mastitis.
- Draw the blood flow patterns detected by ultrasonography.
- Mention the types of computed tomography.
SECTION B
Answer any FOUR of the following: 4×10=40 marks
- Explain the patient preparation, procedure and interpretations of DEXA.
- Give an account on evoked potential studies.
- Describe the procedure, advantages and limitations of virtual colonoscopy.
- Explain patient preparation, procedure and clinical applications of SPECT.
- Write notes on the types of leads and interpretations of electrocardiography.
- Describe the technological variations and procedure of ultrasonography.
SECTION-C
Answer any TWO of the following: 2×20=40 marks
- Explain the principle, patient preparation, procedure and clinical applications of MRI.
- Give a detailed account on patient preparation, procedure and findings of EEG.
- Explain the principle, procedure and clinical findings of PET.
- Describe the types, patient preparation, procedure and abnormalities of mammography.
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